21859594

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{769}}^1$

素因数の和:1065

約数の個数: 16

約数和(自身を含む): 33513480

約数和(自身を除く): 11653886

約数列:

[1, 2, 61, 122, 233, 466, 769, 1538, 14213, 28426, 46909, 93818, 179177, 358354, 10929797, 21859594]

約数ペア:

[(1, 21859594), (2, 10929797), (61, 358354), (122, 179177), (233, 93818), (466, 46909), (769, 28426), (1538, 14213)]